<div class="lti-wrapper">
    <div
        id="lti_id"
        class="lti"
        data-open_in_a_new_page="true"
        data-ajax_url="www.example.com/ajax_url"
    >

        <form
            action=""
            name="ltiLaunchForm"
            class="ltiLaunchForm"
            method="post"
            target="_blank"
            enctype="application/x-www-form-urlencoded"
        >
            <input name="launch_presentation_return_url" value="" />
            <input name="lti_version" value="LTI-1p0" />
            <input name="user_id" value="student" />
            <input name="oauth_nonce" value="28347958723982798572" />
            <input name="oauth_timestamp" value="2389479832" />
            <input name="oauth_consumer_key" value="" />
            <input name="lis_result_sourcedid" value="" />
            <input name="oauth_signature_method" value="HMAC-SHA1" />
            <input name="oauth_version" value="1.0" />
            <input name="role" value="student" />
            <input name="lis_outcome_service_url" value="" />
            <input name="oauth_signature" value="89ru3289r3ry283y3r82ryr38yr" />
            <input name="lti_message_type" value="basic-lti-launch-request" />
            <input name="oauth_callback" value="about:blank" />
            <input name="context_id" value="testorg/testcoursename/2014" />

            <input type="submit" value="Press to Launch" />
        </form>

    </div>
</div>
